Examples with RangeInfo org.jfree.data.RangeInfo used on opensource projects

Example 1 with RangeInfo

use of org.jfree.data.RangeInfo in project processdash by dtuma.

the class RangeXYItemRenderer method drawItem.

/** Draws the visual representation of a single data item.
     */
@Override
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, PlotRenderingInfo info, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, CrosshairState crosshairInfo, int pass) {
    // setup for collecting optional entity info...
    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }
    Shape entityArea = null;
    Paint paint = getItemPaint(series, item);
    Stroke seriesStroke = getItemStroke(series, item);
    g2.setPaint(paint);
    g2.setStroke(seriesStroke);
    // get the data point...
    Number x1n = dataset.getX(series, item);
    Number y1n = dataset.getY(series, item);
    if (y1n == null || x1n == null) {
        return;
    }
    double x1 = x1n.doubleValue();
    double y1 = y1n.doubleValue();
    final RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    final RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
    PlotOrientation orientation = plot.getOrientation();
    if (item > 0) {
        // get the previous data point...
        Number x0n = dataset.getX(series, item - 1);
        Number y0n = dataset.getY(series, item - 1);
        if (y0n != null && x0n != null) {
            double x0 = x0n.doubleValue();
            double y0 = y0n.doubleValue();
            double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
            double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
            // only draw if we have good values
            if (Double.isNaN(transX0) || Double.isNaN(transY0) || Double.isNaN(transX1) || Double.isNaN(transY1)) {
                return;
            }
            if (orientation == PlotOrientation.HORIZONTAL) {
                line.setLine(transY0, transX0, transY1, transX1);
            } else if (orientation == PlotOrientation.VERTICAL) {
                line.setLine(transX0, transY0, transX1, transY1);
            }
            if (y1n instanceof RangeInfo) {
                RangeInfo y1r = (RangeInfo) y1n;
                double transY1low = rangeAxis.valueToJava2D(y1r.getRangeLowerBound(false), dataArea, yAxisLocation);
                double transY1high = rangeAxis.valueToJava2D(y1r.getRangeUpperBound(false), dataArea, yAxisLocation);
                drawItemRangeGradient(g2, line, paint, seriesStroke, transX1, transY1low, transX1, transY1high);
            } else if (x1n instanceof RangeInfo) {
                RangeInfo x1r = (RangeInfo) x1n;
                double transX1low = domainAxis.valueToJava2D(x1r.getRangeLowerBound(false), dataArea, xAxisLocation);
                double transX1high = domainAxis.valueToJava2D(x1r.getRangeUpperBound(false), dataArea, xAxisLocation);
                drawItemRangeGradient(g2, line, paint, seriesStroke, transX1low, transY1, transX1high, transY1);
            } else if (line.intersects(dataArea)) {
                g2.draw(line);
            }
        }
    } else if (dataset.getItemCount(series) == 1) {
        Shape shape = getItemShape(series, item);
        if (orientation == PlotOrientation.HORIZONTAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transY1, transX1);
        } else if (orientation == PlotOrientation.VERTICAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transX1, transY1);
        }
        if (shape.intersects(dataArea)) {
            if (getItemShapeFilled(series, item)) {
                g2.fill(shape);
            } else {
                g2.draw(shape);
            }
        }
        entityArea = shape;
    }
    if (entities != null && (dataArea.contains(transX1, transY1) || entityArea != null)) {
        addEntity(entities, entityArea, dataset, series, item, transX1, transY1);
    }
}

Example 2 with RangeInfo

use of org.jfree.data.RangeInfo in project processdash by dtuma.

the class XYChartData method getRangeBounds.

public Range getRangeBounds(boolean includeInterval) {
    Range result = DatasetUtilities.iterateRangeBounds(this);
    for (XYChartSeries s : series) {
        if (s instanceof RangeInfo) {
            RangeInfo ri = (RangeInfo) s;
            Range oneRange = ri.getRangeBounds(includeInterval);
            result = Range.combine(result, oneRange);
        }
    }
    return result;
}